Constructed from premium BK-7 optical glass, ensuring excellent light transmittance and minimal optical dispersion for superior clarity. devised to deflect light at a precise 90° angle, making it ideal for various optical experiments and applications in laboratories. Features high surface accuracy and shape tolerance of ±0.1mm, with an angle error of just ±3', ensuring reliable performance in scientific environments. Resistant to acids and weather, this prism is durable and suitable for long-term use in diverse environments, including outdoor experiments. Perfect for educational purposes, research, and professional use, this triangular prism is a must-have tool for optics enthusiasts and scientists alike.